const { binaryTreeToBST, storeInorder } = require('.'); const BinaryTree = require('../../_DataStructures_/Trees/BinaryTree'); describe('Binary tree to binary search tree', () => { let tree; describe('Create Binary Tree', () => { tree = new BinaryTree([10, 30, 15, 20, null, null, 5]); }); it('Should converted binary tree to binary search tree', () => { const bTree = binaryTreeToBST(tree); expect(storeInorder(bTree)).toEqual([5, 10, 15, 20, 30]); }); });